Added hashcode/equals methods to generic profile Group implementations

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / profile / DiagramElementGroup.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
index 2f4b99daeef239eec2b9fcdad9bffdc767d96d5c..bcbe6c7c64032bc88b336e09c9c0c83dc10f1105 100644 (file)
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/DiagramElementGroup.java
@@ -1,67 +1,77 @@
-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- *     VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.diagram.profile;\r
-\r
-import java.util.Collection;\r
-import java.util.HashSet;\r
-import java.util.Set;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.RequestProcessor;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.primitiverequest.OrderedSet;\r
-import org.simantics.db.common.procedure.wrapper.SetListenerToSingleSetListener;\r
-import org.simantics.db.common.request.BinaryRead;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.procedure.SetListener;\r
-import org.simantics.diagram.stubs.DiagramResource;\r
-import org.simantics.scenegraph.profile.Group;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public abstract class DiagramElementGroup implements Group {\r
-\r
-    protected DiagramResource DIA;\r
-\r
-    public DiagramElementGroup(ReadGraph graph) {\r
-        this.DIA = DiagramResource.getInstance(graph);\r
-    }\r
-\r
-    @Override\r
-    public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) {\r
-        processor.asyncRequest(new BinaryRead<Class<?>, Resource, Collection<Resource>>(getClass(), runtimeDiagram) {\r
-\r
-            @Override\r
-            public Set<Resource> perform(ReadGraph graph) throws DatabaseException {\r
-                HashSet<Resource> result = new HashSet<Resource>();\r
-\r
-                Resource realDiagram = graph.getPossibleObject(parameter2, DIA.RuntimeDiagram_HasConfiguration);\r
-                if (realDiagram == null)\r
-                    return result;\r
-\r
-                Collection<Resource> elements = graph.syncRequest(new OrderedSet(realDiagram));\r
-                for (Resource element : elements) {\r
-                    if (test(graph, element)) {\r
-                        result.add(element);\r
-                    }\r
-                }\r
-\r
-                return result;\r
-            }\r
-\r
-        }, new SetListenerToSingleSetListener<Resource>(listener));\r
-    }\r
-\r
-    protected abstract boolean test(ReadGraph graph, Resource element) throws DatabaseException;\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.diagram.profile;
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RequestProcessor;
+import org.simantics.db.Resource;
+import org.simantics.db.common.primitiverequest.OrderedSet;
+import org.simantics.db.common.procedure.wrapper.SetListenerToSingleSetListener;
+import org.simantics.db.common.request.BinaryRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.procedure.SetListener;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.scenegraph.profile.Group;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public abstract class DiagramElementGroup implements Group {
+
+    protected DiagramResource DIA;
+
+    public DiagramElementGroup(ReadGraph graph) {
+        this.DIA = DiagramResource.getInstance(graph);
+    }
+
+    @Override
+    public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) throws DatabaseException {
+        processor.syncRequest(new BinaryRead<Class<?>, Resource, Collection<Resource>>(getClass(), runtimeDiagram) {
+
+            @Override
+            public Set<Resource> perform(ReadGraph graph) throws DatabaseException {
+                HashSet<Resource> result = new HashSet<Resource>();
+
+                Resource realDiagram = graph.getPossibleObject(parameter2, DIA.RuntimeDiagram_HasConfiguration);
+                if (realDiagram == null)
+                    return result;
+
+                Collection<Resource> elements = graph.syncRequest(new OrderedSet(realDiagram));
+                for (Resource element : elements) {
+                    if (test(graph, element)) {
+                        result.add(element);
+                    }
+                }
+
+                return result;
+            }
+
+        }, new SetListenerToSingleSetListener<Resource>(listener));
+    }
+
+    protected abstract boolean test(ReadGraph graph, Resource element) throws DatabaseException;
+    
+    @Override
+    public int hashCode() {
+        return this.getClass().hashCode();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        return obj.getClass().equals(this.getClass());
+    }
+
+}